What is the upper tripper point (UTP) of a comparator with hysteresis if R1 = 47 kÙ, R2 = 68 kÙ and the maximum positive output voltage is 10V?

Hys. = (Vomax/(R1+R2))R1.

Hys. = (10/(47k+68k))47k = 4.09 Volts.